Martijn van Exel

martijn.vanexel.net

Personal website of Martijn van Exel, an OpenStreetMap data quality expert, featuring blog posts, talks, and projects.

why we picked it

The site includes a blog with posts on OpenStreetMap data quality, mapping tools, and community projects. Presentations and links to other work give a comprehensive view of the author’s expertise. It is a practical resource for mappers and data enthusiasts looking for real-world examples and techniques.

Checked with Google Web Risk · 17 hours ago

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language: EN
here since: July 2026